Li-Pol battery 90mAh, 3.7V, 301030

Compact lithium-polymer (Li-Pol) battery for powering small portable electronics and embedded devices. Thanks to its low weight and flat design, it is suitable for applications with limited space where stable power supply from a single 3.7 V cell is required.

Technical specifications

• Voltage: 3.7V
• Capacity: 90mAh
• Capacity: 0.33Wh
• Charging voltage: 4.2V
• Discharge current: 1C
• Number of charging cycles: 2000
• Minimal self-discharge (approx. 5% per month)
• Working temperature: -10 - 50°C
• Type designation: 301030
• Size: 30x10x3mm

Functions and features

• Li-Pol technology suitable for applications requiring small dimensions and low weight
• Design with terminals (red/black wire) for easy connection to the device
• Designed for CC/CV charging for single-cell Li-ion/Li-Pol batteries (4.2 V)
• Suitable for long-term storage under the right conditions due to low self-discharge

Ideal for

• DIY electronics and prototyping
• Miniature sensors, data loggers and wearable electronics
• Small portable devices powered by a 1S Li-Polymer cell
• Service battery replacements in compatible devices (with matching dimensions and parameters)

Package contents

• 1x Li‑Pol battery 301030 3.7 V 90 mAh with wires

Why choose this product?

• Clearly defined basic parameters for power supply design (3.7 V / 90 mAh)
• Standard charging voltage 4.2 V for single-cell Li-Po chargers and BMS
• Space-saving design of 30x10x3 mm for integration into compact structures

Installation and operating instructions

• Use a charger/controller designed for 1S Li-ion/Li-Pol with a terminal voltage of 4.2 V (CC/CV).
• Before installation, verify the compatibility of dimensions, wire polarity and required consumption with respect to the 1C discharge current.
• Provide mechanical protection of the cell against puncture, deformation and vibration.

Safety notice

• Do not short-circuit, puncture, deform or expose the battery to high temperatures.
• Charge only in the manner specified for Li-Poly cells; do not exceed a charging voltage of 4.2 V.
• Do not use the battery if the packaging is damaged, swollen or unusually hot.